摘要: 因为$Ans define ull unsigned long long using namespace std; int n,k,cnt; ull bit[70],need[70],c[7][7],x; struct FT{ ull x;bool be; FT operator +(FT b){ 阅读全文
posted @ 2019-05-12 20:55 WR_Eternity 阅读(160) 评论(0) 推荐(0)